The automotive community has a love-hate relationship with diesel engines. Volkswagen's Dieselgate scandal left a bitter ...
Diesel aircraft engines promise lower fuel burn and cheaper operating costs at a time when every gallon and every kilogram ...
The first time I heard the sound of a diesel train was about fifteen years ago in Le Puy, in Haute-Loire. This train ran on a winding track over the Monts du Velay past Fix St. Geneys and down to St.